<template>
  <div class="detail-page">
    <van-nav-bar
      left-text="返回"
      @click-left="$router.back()"
      fixed
      title="面经详情"
    />
    <header class="header">
      <h1>{{ list.tem }}</h1>
      <p>
        {{ list.createdAt }} | {{ list.views }} 浏览量 |
        {{ list.likeCount }} 点赞数
      </p>
      <p>
        <img :src="list.avatar" alt="头像" />
        <span>{{ list.creator }}</span>
      </p>
    </header>
    <main class="body">
      <p v-html="list.content"></p>
    </main>
    <div class="opt">
      <van-icon
        :class="{ active: list.likeFlag }"
        name="like-o"
        @click="likeHandle(list.id)"
      />
      <van-icon
        :class="{ active: list.collectFlag }"
        name="star-o"
        @click="collectHandle(list.id)"
      />
    </div>
  </div>
</template>

<script>
import { getDetail, likeApi, collectApi } from "@/api/user";
export default {
  name: "DetailPage",
  data() {
    return {
      list: {},
    };
  },
  created() {
    if (!this.$route.params.id) {
      return this.$router.back();
    }
    this.getData();
  },
  methods: {
    async getData() {
      const res = await getDetail(this.$route.params.id);
      this.list = res.data;
      console.log(res.data);
    },
    async likeHandle(id) {
      await likeApi({
        id,
        optType: 1,
      });
      this.list.likeFlag = this.list.likeFlag ? 0 : 1;
      if (this.list.likeFlag) {
        this.$toast.success("点赞成功");
        this.list.likeCount++;
      } else {
        this.list.likeCount--;
        this.$toast.success("已取消点赞");
      }
    },
    async collectHandle(id) {
      await collectApi({
        id,
        optType: 2,
      });
      this.list.collectFlag = this.list.collectFlag ? 0 : 1;
      if (this.list.collectFlag) {
        this.$toast.success("收藏成功");
      } else {
        this.$toast.success("已取消收藏");
      }
    },
  },
};
</script>

<style lang="less" scoped>
.detail-page {
  margin-top: 44px;
  overflow: hidden;
  padding: 0 15px;
  .header {
    h1 {
      font-size: 24px;
    }
    p {
      color: #999;
      font-size: 12px;
      display: flex;
      align-items: center;
    }
    img {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      overflow: hidden;
    }
  }
  .opt {
    position: fixed;
    bottom: 100px;
    right: 0;
    > .van-icon {
      margin-right: 20px;
      background: #fff;
      width: 40px;
      height: 40px;
      line-height: 40px;
      text-align: center;
      border-radius: 50%;
      box-shadow: 2px 2px 10px #ccc;
      font-size: 18px;
      &.active {
        background: #fec635;
        color: #fff;
      }
    }
  }
}
</style>
